docs: def set_unicode(self, quoted_text=False):
          """Converts the context's ``value`` to a sequence of unicode code points for holding text tokens, indicating
          whether the text is quoted.
          """
          if isinstance(self.value, CodePointArray):
              assert self.quoted_text == quoted_text
              return self
          self.value = CodePointArray(self.value)
          self.quoted_text = quoted_text
          self.line_comment = False
          return self